var Sidebar = {};
Sidebar.menu = {
    dashboard: 'dashboard_nav',
    article: 'article_nav',
    land: 'land_nav',
    ads: 'ads_nav',
    user: 'user_nav',
    project: 'project_nav',
    setting: 'setting_nav'
};
Sidebar.setActive = function(_id, _index) {
    $('#main-nav').find('a.nav-top-item').removeClass('current');
    $('#' + _id).children('a').addClass('current');

    $('#' + _id).find('ul').slideDown('slow').find('a').removeClass('current');
    $('#' + _id).find('li:eq('+_index+')').children('a').addClass('current');
};